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(OZ) Asiana Airlines 9511 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
57
93%
Late
0
0%
Very Late
3
5%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
7
Codeshares
60
Average Delay (min.)
18.571428571428573
Standard Deviation
17.8
Min
0
Max
41

OZ 9511 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 95%
Average Delay Time 18.571428571428573 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 95%
This flight has an on-time performance of 95%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 18.571428571428573 min
This flight has an average delay of 18.571428571428573 minutes with a standard deviation of 17.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.